Drinking cup



FIG. 1 is a right side perspective view of a drinking cup showing our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and

FIG. 8 is a cross-sectional view thereof taken on line 8--8 of FIG. 1. 

The ornamental design for a drinking cup, substantially as shown and described. 